To Frugal-MCdougall is to be irrationally and preposterously frugal. The word is a complete description of the one and only MC. If you buy items from Focal Price you are undoubtedly Frugally-MCdougallish.

Ex: Man who wouldn't give up 2$ to buy a helpless blind man a walking stick.
Man who is unwilling to chip in a measly 5$ for weekly poker night.

Adj. "Stop being so Frugally-MCdougallish, you're embarrassing me!"
Verb. "Let's get Frugal-MCdougalling, we're headed to the pawn shop."
Noun. "That guy is so cheap, what a Frugal-MCdougall!"